Royan canin maintain that a cats diet should take into account all parameters of life such as age breed life style physiology and individual circumstances the health diet royal canin ageing 12 for cats is based on royal canins commitment to the highest quality and includes the macro nutrient profile instinctively preferred by older cats from 12 years royal canin ageing 12 cat food provides a specially adapted formula for older cats from 12 years old the specific macro nutrient profi